Forum Discussion
How to find/query disk growth for Windows VM
Hi, I have to calculate Disk "% Growth" for Windows & Linux VMs. By referring earlier articles/Conversation, I am able to get details/data for Free_Space & Used_Space. Now I have to write a quer...
Are you looking for % change per day?
Perf
| where TimeGenerated > startofday(ago(7d))
| where Computer == "VM01"
| where CounterName == "Free Megabytes" and InstanceName == "_Total"
| summarize max(CounterValue) by Computer, bin(TimeGenerated, 1d)
| order by Computer asc, TimeGenerated asc
| extend changeInMb = max_CounterValue - prev(max_CounterValue, 1)
| extend pctChange = (changeInMb * 100) / prev(max_CounterValue,1)
Thanks Clive. It works for me.